<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../js/react.development.js"></script>
    <script src="../js/react-dom.development.js"></script>
    <script src="../js/babel.min.js"></script>
    <script src="../js/prop-types.js"></script>
</head>
<body>
    <div id="root"></div>
    <script type="text/babel">
        class InputForm extends React.Component {
            constructor(props) {
                super(props);
                this.state = {
                    value: 'peer',
                }
            }
            handleChange = (e) => {
                this.setState({
                    value: e.target.value,
                })
            }
            handleSubmit = (e) => {
                alert('submit: ' + this.state.value);
                e.preventDefault();
            }
            render() {
                return (
                    <div>
                        <form onSubmit={this.handleSubmit}>
                            <label>
                                Pick your favorite fruit:
                                <select value="this.state.value" onChange={this.handleChange}>
                                    <option value="apple">Apple</option>
                                    <option value="banana">Banana</option>
                                    <option value="pear">Pear</option>
                                </select>
                            </label>    
                            <input type="submit" value="Submit"/>
                        </form>
                    </div>
                )
            }
        }
        ReactDOM.render(<InputForm/>, document.getElementById('root'))
    </script>
</body>
</html>